Tire tread



FIG. 1 is a perspective view of a tire tread showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a fragmentary enlarged front view; and,

FIG. 8 is an sectional view taken along line 8-8 in FIG. 7.

Broken lines in the drawing figures are intended to show portions of the tire tread that are not being claimed, and thus form no part of the claimed invention. 

CLAIM The ornamental design for a tire tread, as shown and described. 